The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Sound travels fifteen times faster through steel than through air.
134
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Research indicates that plants grow healthier when they are stroked.
173
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65